<html><head><META http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><title>Apache Tomcat 7 Configuration Reference (7.0.42) - The ClusterListener object</title><meta name="author" content="Filip Hanik"><style type="text/css" media="print">
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<ul><li><a href="#Introduction">Introduction</a></li><li><a href="#org.apache.catalina.ha.session.ClusterSessionListener">org.apache.catalina.ha.session.ClusterSessionListener</a></li><li><a href="#org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener">org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener</a></li><li><a href="#Attributes">Attributes</a><ol><li><a href="#Common_Attributes">Common Attributes</a></li></ol></li></ul>
</blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Introduction"><strong>Introduction</strong></a></font></td></tr><tr><td><blockquote>
  <p>
    The <code>org.apache.catalina.ha.ClusterListener</code> base class
    lets you listen in on messages that are received by the <code>Cluster</code> component.
  </p>

</blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="org.apache.catalina.ha.session.ClusterSessionListener"><strong>org.apache.catalina.ha.session.ClusterSessionListener</strong></a></font></td></tr><tr><td><blockquote>
  <p>
   When using the DeltaManager, the messages are received by the Cluster object and are propagated to the
   to the manager through this listener.
   </p>
</blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener"><strong>org.apache.catalina.ha.session.JvmRouteSessionIDBinderListener</strong></a></font></td></tr><tr><td><blockquote>
  <p>
   Listens for session Id changes. This listener is only used if you are using mod_jk
   along with the <code>jvmRoute</code> attribute where the session Id can change.
   In the event of a change, the <code>JvmRouteBinderValve</code> will broadcast the
   session change and it will get picked up by this listener.
   </p>
</blockquote></td></tr></table><table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Attributes"><strong>Attributes</strong></a></font></td></tr><tr><td><blockquote>

  <table border="0" cellspacing="0" cellpadding="2"><tr><td bgcolor="#828DA6"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Common Attributes"><!--()--></a><a name="Common_Attributes"><strong>Common Attributes</strong></a></font></td></tr><tr><td><blockquote>

  <table border="1" cellpadding="5"><tr><th width="15%" bgcolor="#023264"><font color="#ffffff">Attribute</font></th><th width="85%" bgcolor="#023264"><font color="#ffffff">Description</font></th></tr><tr><td align="left" valign="center"><strong><code class="attributeName">className</code></strong></td><td align="left" valign="center">

    </td></tr></table>


  </blockquote></td></tr></table>


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